TY - JOUR AU - Díaz Díaz, Jesús Ildefonso AU - Henry, J. AU - Ramos del Olmo, Ángel Manuel PY - 1998 DO - 10.1007/s002459900069 SN - 0095-4616 UR - https://hdl.handle.net/20.500.14352/57386 T2 - Applied mathematics and optimization AB - We prove the approximate controllability of several nonlinear parabolic boundary-value problems by means of two different methods: the first one can be called a Cancellation method and the second one uses the Kakutani fixed-point theorem. LA - eng M2 - 71 PB - Springer KW - approximate controllability KW - semilinear parabolic boundary-value problems KW - interior or boundary controls KW - heat-equation TI - On the approximate controllability of some semilinear parabolic boundary-value problems TY - journal article VL - 37 ER -